Merge spl-2020-12-05

Change-Id: Idddb072c44921dcc9f2006595f39d5967eee0175
tree: a8aff0a81539d1d71c161f5e4fafd6daf08aa206
  1. darwin-x86/
  2. linux-x86/
  3. build-prebuilts.sh
  4. manifest.xml